7ADY

CO-removed state of the active site of vanadium nitrogenase VFe protein


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6FEA 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP293Tris/HCl pH 7.5, magnesium chloride, ethylene glycol, PEG 8000, sodium dithionite
Crystal Properties
Matthews coefficientSolvent content
2.4850.48

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 75.576α = 83.99
b = 80.027β = 72.48
c = 107.2γ = 75.03
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 2M-F2018-07-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X06DA0.9116SLSX06DA

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)CC (Half)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.0546.6694.10.99910.271016322
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.051.070.449

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT6FEA1.0546.661011232503994.090.12080.12080.141RANDOM13.231
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
0.210.180.390.55-0.15-0.4
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.929
r_dihedral_angle_1_deg19.986
r_dihedral_angle_4_deg18.659
r_dihedral_angle_3_deg12.448
r_rigid_bond_restr4.388
r_angle_refined_deg3.116
r_angle_other_deg1.864
r_chiral_restr0.495
r_bond_refined_d0.022
r_gen_planes_refined0.012
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.929
r_dihedral_angle_1_deg19.986
r_dihedral_angle_4_deg18.659
r_dihedral_angle_3_deg12.448
r_rigid_bond_restr4.388
r_angle_refined_deg3.116
r_angle_other_deg1.864
r_chiral_restr0.495
r_bond_refined_d0.022
r_gen_planes_refined0.012
r_gen_planes_other0.002
r_bond_other_d0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms16711
Nucleic Acid Atoms
Solvent Atoms2678
Heterogen Atoms178

Software

Software
Software NamePurpose
REFMACrefinement
PDB_EXTRACTdata extraction
XDSdata reduction
Aimlessdata scaling
REFMACphasing